5208775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 7999488

約数和(自身を除く): 2790713

約数列:

[1, 5, 11, 13, 25, 31, 47, 55, 65, 143, 155, 235, 275, 325, 341, 403, 517, 611, 715, 775, 1175, 1457, 1705, 2015, 2585, 3055, 3575, 4433, 6721, 7285, 8525, 10075, 12925, 15275, 16027, 18941, 22165, 33605, 36425, 80135, 94705, 110825, 168025, 208351, 400675, 473525, 1041755, 5208775]

約数ペア:

[(1, 5208775), (5, 1041755), (11, 473525), (13, 400675), (25, 208351), (31, 168025), (47, 110825), (55, 94705), (65, 80135), (143, 36425), (155, 33605), (235, 22165), (275, 18941), (325, 16027), (341, 15275), (403, 12925), (517, 10075), (611, 8525), (715, 7285), (775, 6721), (1175, 4433), (1457, 3575), (1705, 3055), (2015, 2585)]